Check the listing for details. 2 5/8" Volt Meter programmable alarm & output Memory Recall WHITE w/ BLACK BEZEL. Condition: New. Listed at 92.85 USD. Worrying about spikes in voltage level can now be a thing of the past with the Intellitronix super bright LED digital voltmeter co-pilot! It automatically detects and alerts you when your voltage level becomes either too high or too low, allowing you to worry less about constantly monitoring your gauges and focus more on doing what you love: driving! It is microprocessor controlled and reads 7 to 25.5 volts with spot-on accuracy! Designed to work with any vehicle! It is accuracy, elegance, and intelligence all in one breathtaking display! Other features include: 2 5/8th inch diameter, only 1 1/2 inch deep; Reads in .1 volt increments from 7.0 to 25.5 volts; Gauge flashes when voltage is under the voltage levels for low and high you program; Output for warning alarm to control an optional relay may be open or closed circuit Automatic night-dimming and programmable alarm system Output wire can be hooked to any convenient button for you up to 3 amps! Includes all necessary in-dash mounting hardware and switch wire! Lifetime warranty! Made in the USA! Absolute brightest LEDS available in your choice of Blue, Red, Green, or White! Intellitronix is the leader in daylight and nighttime readable gauges and has been making digital gauges since 1981. No other gauge can compare in brightness! THIS PRODUCT HAS A LIFETIME WARRANTY! ** WE DO NOT COVER THE COSTS OF LABOR PAID TO INSTALL THIS ITEM. **